Catalytic Upcycling of Polyolefins

J Sun, J Dong, L Gao, YQ Zhao, H Moon… - Chemical …, 2024 - ACS Publications
The large production volumes of commodity polyolefins (specifically, polyethylene,
polypropylene, polystyrene, and poly (vinyl chloride)), in conjunction with their low unit …

From plastic waste to treasure: selective upcycling through catalytic technologies

S Yue, P Wang, B Yu, T Zhang, Z Zhao… - Advanced Energy …, 2023 - Wiley Online Library
The huge amount of plastic wastes has become a pressing global environmental problem,
leading to severe environmental pollution and resource depletion through conventional …

A two-stage strategy for upcycling chlorine-contaminated plastic waste

PA Kots, BC Vance, CM Quinn, C Wang… - Nature …, 2023 - nature.com
Chemical upcycling of polyolefin plastic waste to lubricant, wax and fuel-range
hydrocarbons over metal-based catalysts is a crucial technological solution to the enormous …

Stable interfacial ruthenium species for highly efficient polyolefin upcycling

P Hu, C Zhang, M Chu, X Wang, L Wang… - Journal of the …, 2024 - ACS Publications
The present polyolefin hydrogenolysis recycling cases acknowledge that zerovalent Ru
exhibits high catalytic activity. A pivotal rationale behind this assertion lies in the propensity …

Selective upcycling of polyolefins into high-value nitrogenated chemicals

B Zhao, Z Hu, Y Sun, R Hajiayi, T Wang… - Journal of the American …, 2024 - ACS Publications
The selective upcycling of polyolefins to create products of increased value has emerged as
an innovative approach to carbon resource stewardship, drawing significant scientific and …

Enhanced charge transfer process and photocatalytic activity over a phosphonate‐based MOF via amorphization strategy

H Zhang, S Liu, A Zheng, P Wang… - Angewandte Chemie …, 2024 - Wiley Online Library
Recently, amorphous materials have gained great attention as an emerging kind of
functional material, and their characteristics such as isotropy, absence of grain boundaries …

Two mesoporous domains are better than one for catalytic deconstruction of polyolefins

A Tennakoon, X Wu, M Meirow, D Howell… - Journal of the …, 2023 - ACS Publications
Catalytic hydrogenolysis of polyolefins into valuable liquid, oil, or wax-like hydrocarbon
chains for second-life applications is typically accompanied by the hydrogen-wasting co …

SMSI-induced charge transfer for selective hydrogenolysis of polyolefins

W Tu, M Chu, X Wang, X Wang, Y Li, W Yang… - Applied Catalysis B …, 2023 - Elsevier
The in-depth mechanism of the emerging Ru-catalyzed polyolefin hydrogenolysis remains
unclear. Here, we overcome this challenge by constructing a strong metal-support …

Highly active and sulfur-tolerant ruthenium phosphide catalyst for efficient reductive amination of carbonyl compounds

H Ishikawa, S Yamaguchi, T Mizugaki… - ACS Catalysis, 2024 - ACS Publications
The catalysis of precious metal phosphides in liquid-phase molecular transformations has
rarely been explored. Herein, we reveal the remarkable performance of ruthenium …

Hydrogen-free catalytic depolymerization of waste polyolefins at mild temperatures

JN Hancock, JE Rorrer - Applied Catalysis B: Environmental, 2023 - Elsevier
Reductive methods of polyolefin waste deconstruction such as hydrogenolysis/
hydrocracking have enabled advances in plastic upcycling at low temperatures. However …